Finding the Fourth Proportional to 26,862,506.76, 37,069,177.86 and 14,639,101.32
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Solution
The fourth proportional to 26,862,506.76, 37,069,177.86 and 14,639,101.32 is: 20,201,370.46
Step by Step Solution
- Step 1: Write the proportion equation
26,862,506.76 : 37,069,177.86 = 14,639,101.32 : x - Step 2: Convert to fraction form
26,862,506.76/37,069,177.86 = 14,639,101.32/x - Step 3: Cross multiply
26,862,506.76x = 37,069,177.86 × 14,639,101.32 - Step 4: Simplify right side
26,862,506.76x = 542,659,450,541,640.75 - Step 5: Solve for x
x = 542,659,450,541,640.75/26,862,506.76 - Step 6: Final answer
x = 20,201,370.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.